#include <ctime>
#include <iostream>
#include <fstream>

using namespace std;

void bubbleSort(int list[], int listLength) {
	while(listLength--) 	{
		bool swapped = false;
		
		for(int i = 0; i < listLength; i++) {
			if(list[i] > list[i + 1]){
				swap(list[i], list[i + 1]);
				swapped = true;
			}
		}	
	
		if(swapped == false) break;
	}
}

void read_from_file(const char *filename, int a[], int length) {
    ifstream file(filename);

    for(int i=0; i < length; i++)
        file >> a[i];
}

int main()
{
    #define LEN 5000
    int a[LEN];

    read_from_file("m1_sorted.txt",a,LEN);
    unsigned int t_start =  clock();
    bubbleSort(a,LEN);
    unsigned int t_finish = clock();
    unsigned int t_work = t_finish - t_start;
    cout<<"m1_sorted " << t_work << " milliseconds \n";
    
    read_from_file("m2_reverse.txt",a,LEN);
    t_start =  clock();
    bubbleSort(a,LEN);
    t_finish = clock();
    t_work = t_finish - t_start;
    cout<<"m2_reverse " << t_work << " milliseconds \n";
    
    read_from_file("m3_shuffle.txt",a,LEN);
    t_start =  clock();
    bubbleSort(a,LEN);
    t_finish = clock();
    t_work = t_finish - t_start;
    cout<<"m3_shuffle " << t_work << " milliseconds \n";
    
    return 0;
}
